2 thinkers, books, and ideas connected to this field.
David Goggins's 2018 memoir — recounting his transformation from abused, overweight underachiever to Navy SEAL, ultramarathon runner, and world record holder — built around the concept that most people operate at 40% capacity and mental toughness is built through deliberate suffering.
Spanish tennis player whose 22 Grand Slam titles — including 14 French Open titles — and extraordinary comeback from injuries made him the defining example of relentless mental toughness in sport.